Commit | Line | Data |
---|---|---|
a29d9d6b | 1 | const url = require('url'); |
1d184b4c | 2 | |
2807f530 | 3 | // Node version in Ubuntu 16.04 does not know about URL class |
98db2082 BA |
4 | function getJsonFromUrl(url) |
5 | { | |
80ee5d5a BA |
6 | const query = url.substr(2); //starts with "/?" |
7 | let result = {}; | |
8 | query.split("&").forEach((part) => { | |
5bd05dba BA |
9 | const item = part.split("="); |
10 | result[item[0]] = decodeURIComponent(item[1]); | |
11 | }); | |
12 | return result; | |
2807f530 BA |
13 | } |
14 | ||
1d184b4c | 15 | module.exports = function(wss) { |
5bd05dba BA |
16 | let clients = {}; //associative array sid --> socket |
17 | wss.on("connection", (socket, req) => { | |
18 | const query = getJsonFromUrl(req.url); | |
19 | const sid = query["sid"]; | |
5bd05dba BA |
20 | if (!!clients[sid]) |
21 | return socket.send(JSON.stringify({code:"duplicate"})); | |
92a523d1 | 22 | clients[sid] = {sock: socket, page: query["page"]}; |
c6788ecf | 23 | const notifyRoom = (page,code,obj={},excluded=[]) => { |
92a523d1 | 24 | Object.keys(clients).forEach(k => { |
c6788ecf BA |
25 | if (k in excluded) |
26 | return; | |
92a523d1 | 27 | if (k != sid && clients[k].page == page) |
5c8e044f BA |
28 | { |
29 | clients[k].sock.send(JSON.stringify(Object.assign( | |
c6788ecf | 30 | {code:code, from:sid}, obj))); |
5c8e044f | 31 | } |
92a523d1 BA |
32 | }); |
33 | }; | |
41c80bb6 BA |
34 | // Wait for "connect" message to notify connection to the room, |
35 | // because if game loading is slow the message listener might | |
36 | // not be ready too early. | |
5a3da968 | 37 | socket.on("message", objtxt => { |
5bd05dba | 38 | let obj = JSON.parse(objtxt); |
5a3da968 | 39 | if (!!obj.target && !clients[obj.target]) |
b4d619d1 | 40 | return; //receiver not connected, nothing we can do |
5bd05dba BA |
41 | switch (obj.code) |
42 | { | |
41c80bb6 | 43 | case "connect": |
120fe373 BA |
44 | { |
45 | const curPage = clients[sid].page; | |
46 | notifyRoom(curPage, "connect"); //Hall or Game | |
47 | if (curPage.indexOf("/game/") >= 0) | |
ac8f441c | 48 | notifyRoom("/", "gconnect"); //notify main hall |
41c80bb6 | 49 | break; |
120fe373 | 50 | } |
81d9ce72 | 51 | case "pollclients": |
ac8f441c | 52 | { |
f41ce580 | 53 | const curPage = clients[sid].page; |
81d9ce72 | 54 | socket.send(JSON.stringify({code:"pollclients", |
ac8f441c BA |
55 | sockIds: Object.keys(clients).filter(k => |
56 | k != sid && clients[k].page == curPage | |
c6788ecf | 57 | )})); |
92a523d1 | 58 | break; |
ac8f441c BA |
59 | } |
60 | case "pollgamers": | |
ac8f441c BA |
61 | socket.send(JSON.stringify({code:"pollgamers", |
62 | sockIds: Object.keys(clients).filter(k => | |
63 | k != sid && clients[k].page.indexOf("/game/") >= 0 | |
64 | )})); | |
65 | break; | |
92a523d1 | 66 | case "pagechange": |
9335d45b | 67 | // page change clients[sid].page --> obj.page |
c6788ecf | 68 | notifyRoom(clients[sid].page, "disconnect"); |
bcaa8c00 | 69 | if (clients[sid].page.indexOf("/game/") >= 0) |
ac8f441c | 70 | notifyRoom("/", "gdisconnect"); |
92a523d1 | 71 | clients[sid].page = obj.page; |
c6788ecf | 72 | notifyRoom(obj.page, "connect"); |
bcaa8c00 | 73 | if (obj.page.indexOf("/game/") >= 0) |
ac8f441c | 74 | notifyRoom("/", "gconnect"); |
5a3da968 BA |
75 | break; |
76 | case "askidentity": | |
f41ce580 BA |
77 | clients[obj.target].sock.send(JSON.stringify( |
78 | {code:"askidentity",from:sid})); | |
81d9ce72 | 79 | break; |
dd75774d | 80 | case "askchallenge": |
f41ce580 BA |
81 | clients[obj.target].sock.send(JSON.stringify( |
82 | {code:"askchallenge",from:sid})); | |
81d9ce72 | 83 | break; |
cd0d7743 | 84 | case "askgames": |
dc284d90 | 85 | { |
c6788ecf | 86 | // Check all clients playing, and send them a "askgame" message |
dc284d90 BA |
87 | let gameSids = {}; //game ID --> [sid1, sid2] |
88 | const regexpGid = /\/[a-zA-Z0-9]+$/; | |
c6788ecf BA |
89 | Object.keys(clients).forEach(k => { |
90 | if (k != sid && clients[k].page.indexOf("/game/") >= 0) | |
91 | { | |
dc284d90 BA |
92 | const gid = clients[k].page.match(regexpGid)[0]; |
93 | if (!gameSids[gid]) | |
94 | gameSids[gid] = [k]; | |
95 | else | |
96 | gameSids[gid].push(k); | |
c6788ecf BA |
97 | } |
98 | }); | |
dc284d90 BA |
99 | // Request only one client out of 2 (TODO: this is a bit heavy) |
100 | // Alt: ask game to all, and filter later? | |
101 | Object.keys(gameSids).forEach(gid => { | |
102 | const L = gameSids[gid].length; | |
103 | const idx = L > 1 | |
104 | ? Math.floor(Math.random() * Math.floor(L)) | |
105 | : 0; | |
106 | const rid = gameSids[gid][idx]; | |
107 | clients[rid].sock.send(JSON.stringify( | |
ab6f48ea | 108 | {code:"askgame", from: sid})); |
dc284d90 BA |
109 | }); |
110 | break; | |
111 | } | |
112 | case "askfullgame": | |
113 | clients[obj.target].sock.send(JSON.stringify( | |
114 | {code:"askfullgame", from:sid})); | |
115 | break; | |
116 | case "fullgame": | |
117 | clients[obj.target].sock.send(JSON.stringify( | |
118 | {code:"fullgame", game:obj.game})); | |
5a3da968 BA |
119 | break; |
120 | case "identity": | |
f41ce580 BA |
121 | clients[obj.target].sock.send(JSON.stringify( |
122 | {code:"identity",user:obj.user})); | |
4d64881e | 123 | break; |
5bd05dba | 124 | case "refusechallenge": |
f41ce580 BA |
125 | clients[obj.target].sock.send(JSON.stringify( |
126 | {code:"refusechallenge", cid:obj.cid, from:sid})); | |
5bd05dba | 127 | break; |
98f48579 | 128 | case "deletechallenge": |
f41ce580 BA |
129 | clients[obj.target].sock.send(JSON.stringify( |
130 | {code:"deletechallenge", cid:obj.cid, from:sid})); | |
98f48579 | 131 | break; |
a6bddfc6 | 132 | case "newgame": |
92a523d1 | 133 | clients[obj.target].sock.send(JSON.stringify( |
5bd05dba | 134 | {code:"newgame", gameInfo:obj.gameInfo, cid:obj.cid})); |
a6bddfc6 | 135 | break; |
42c15a75 | 136 | case "challenge": |
92a523d1 | 137 | clients[obj.target].sock.send(JSON.stringify( |
42c15a75 BA |
138 | {code:"challenge", chall:obj.chall, from:sid})); |
139 | break; | |
dd75774d | 140 | case "game": |
c6788ecf BA |
141 | if (!!obj.target) |
142 | { | |
143 | clients[obj.target].sock.send(JSON.stringify( | |
80ee5d5a | 144 | {code:"game", game:obj.game, from:sid})); |
c6788ecf BA |
145 | } |
146 | else | |
147 | { | |
148 | // Notify all room except opponent and me: | |
80ee5d5a | 149 | notifyRoom("/", "game", {game:obj.game}, [obj.oppsid]); |
c6788ecf | 150 | } |
4d64881e | 151 | break; |
5bd05dba | 152 | case "newchat": |
ac8f441c | 153 | notifyRoom(clients[sid].page, "newchat", {chat:obj.chat}); |
5bd05dba | 154 | break; |
5bd05dba | 155 | // TODO: WebRTC instead in this case (most demanding?) |
ac8f441c | 156 | // --> At least do a "notifyRoom" |
5bd05dba | 157 | case "newmove": |
f41ce580 | 158 | clients[obj.target].sock.send(JSON.stringify( |
c6788ecf | 159 | {code:"newmove", move:obj.move})); |
5bd05dba BA |
160 | break; |
161 | case "lastate": | |
f41ce580 BA |
162 | clients[obj.target].sock.send(JSON.stringify( |
163 | {code:"lastate", state:obj.state})); | |
5bd05dba | 164 | break; |
5bd05dba | 165 | case "resign": |
f41ce580 | 166 | clients[obj.target].sock.send(JSON.stringify( |
3837d4f7 | 167 | {code:"resign", side:obj.side})); |
5bd05dba | 168 | break; |
b988c726 | 169 | case "abort": |
f41ce580 | 170 | clients[obj.target].sock.send(JSON.stringify( |
3837d4f7 | 171 | {code:"abort"})); |
b988c726 | 172 | break; |
2cc10cdb | 173 | case "drawoffer": |
f41ce580 BA |
174 | clients[obj.target].sock.send(JSON.stringify( |
175 | {code:"drawoffer"})); | |
2cc10cdb BA |
176 | break; |
177 | case "draw": | |
f41ce580 | 178 | clients[obj.target].sock.send(JSON.stringify( |
dcd68c41 | 179 | {code:"draw", message:obj.message})); |
2cc10cdb | 180 | break; |
5bd05dba BA |
181 | } |
182 | }); | |
183 | socket.on("close", () => { | |
92a523d1 | 184 | const page = clients[sid].page; |
5bd05dba | 185 | delete clients[sid]; |
92a523d1 | 186 | notifyRoom(page, "disconnect"); |
bcaa8c00 | 187 | if (page.indexOf("/game/") >= 0) |
ac8f441c | 188 | notifyRoom("/", "gdisconnect"); //notify main hall |
5bd05dba BA |
189 | }); |
190 | }); | |
1d184b4c | 191 | } |